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anonymous
 one year ago
n the figure below, AC is tangent to circle B. BA is a radius of circle B and A is a point of tangency. If AB is equal to 85 and AC is equal to 110, what is the approximate measure of segment BC?
https://static.k12.com/eli/bb/259/3_25239/2_17287_2_25241/44412a2f55d50bd3e7d504b01a718c770488aa04/media/665b678cff372e4b2f9b44cd4da7757a722743d0/mediaasset_774452_1.jpg
anonymous
 one year ago
n the figure below, AC is tangent to circle B. BA is a radius of circle B and A is a point of tangency. If AB is equal to 85 and AC is equal to 110, what is the approximate measure of segment BC? https://static.k12.com/eli/bb/259/3_25239/2_17287_2_25241/44412a2f55d50bd3e7d504b01a718c770488aa04/media/665b678cff372e4b2f9b44cd4da7757a722743d0/mediaasset_774452_1.jpg

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anonymous
 one year ago
Best ResponseYou've already chosen the best response.0i really need help please help

welshfella
 one year ago
Best ResponseYou've already chosen the best response.0the line joining the center of a circle to the point of contact of a tangent forms a right angle So triangle ABC is a right angled triangle with angle BAC = 90 degrees you can therefore apply the pythagoras theorem to find the measure og BC

welshfella
 one year ago
Best ResponseYou've already chosen the best response.0BC^2 = 85^2 + 110^2 solve for BC
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